From 7fc868fa07ad1d1683f161cc7be09f9e0cc3083a Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Fri, 20 Jul 2018 10:56:21 +0800 Subject: [PATCH 5146/5725] drm/amd/powerplay: allow slow switch only if NBPState enabled Otherwise there may be potential SMU performance issues. Signed-off-by: Evan Quan Reviewed-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c index c5bdb2b..1170f23 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c @@ -1896,7 +1896,8 @@ static int vega20_notify_smc_display_config_after_ps_adjustment( int ret = 0; if ((hwmgr->display_config->num_display > 1) && - !hwmgr->display_config->multi_monitor_in_sync) + !hwmgr->display_config->multi_monitor_in_sync && + !hwmgr->display_config->nb_pstate_switch_disable) vega20_notify_smc_display_change(hwmgr, false); else vega20_notify_smc_display_change(hwmgr, true); -- 2.7.4